All Services Business & Finance MEDICAL BILLING $8/hr · Starting at $25 Having sound knowledge in denial management, expert in CMS1500 form. I do work in physician billing as well as in ambulance billing. About $8/hr · Ongoing Download Resume Having sound knowledge in denial management, expert in CMS1500 form. I do work in physician billing as well as in ambulance billing. Skills & Expertise BillingManagement 0 Reviews This Freelancer has not received any feedback. Browse Similar Freelance Experts Billing ServicesManagement Experts